25445220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1531}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 71550528

約数和(自身を除く): 46105308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 277, 554, 831, 1108, 1385, 1531, 1662, 2770, 3062, 3324, 4155, 4593, 5540, 6124, 7655, 8310, 9186, 15310, 16620, 18372, 22965, 30620, 45930, 91860, 424087, 848174, 1272261, 1696348, 2120435, 2544522, 4240870, 5089044, 6361305, 8481740, 12722610, 25445220]

約数ペア:

[(1, 25445220), (2, 12722610), (3, 8481740), (4, 6361305), (5, 5089044), (6, 4240870), (10, 2544522), (12, 2120435), (15, 1696348), (20, 1272261), (30, 848174), (60, 424087), (277, 91860), (554, 45930), (831, 30620), (1108, 22965), (1385, 18372), (1531, 16620), (1662, 15310), (2770, 9186), (3062, 8310), (3324, 7655), (4155, 6124), (4593, 5540)]